Trait sp_trie::TrieLayout

pub trait TrieLayout {
    type Hash: Hasher;
    type Codec: NodeCodec;

    pub const USE_EXTENSION: bool;
    pub const ALLOW_EMPTY: bool;
}

Various re-exports from the trie-db crate. Trait with definition of trie layout. Contains all associated trait needed for a trie definition or implementation.

Associated Types

type Hash: Hasher

Hasher to use for this trie.

type Codec: NodeCodec

Codec to use (needs to match hasher and nibble ops).

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Associated Constants

pub const USE_EXTENSION: bool

If true, the trie will use extension nodes and no partial in branch, if false the trie will only use branch and node with partials in both.

pub const ALLOW_EMPTY: bool

If true, the trie will allow empty values into TrieDBMut

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Implementors

impl<H: Hasher> TrieLayout for Layout<H>

pub const USE_EXTENSION: bool

pub const ALLOW_EMPTY: bool

type Hash = H

type Codec = NodeCodec<Self::Hash>

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